surrogate
sur|ro|gate /s'ʌrəgeɪt, AM s'ɜːr-/ (surrogates)
[ADJ] ADJ n
You use surrogate to describe a person or thing that is given a particular role because the person or thing that should have the role is not available.
Martin had become Howard Cosell's surrogate son...
[N-COUNT]
Surrogate is also a noun.
Arms control should not be made into a surrogate for peace.sur|ro|gate moth|er (surrogate mothers)
[N-COUNT]
A surrogate mother is a woman who has agreed to give birth to a baby on behalf of another woman.
[ADJ] ADJ n
You use surrogate to describe a person or thing that is given a particular role because the person or thing that should have the role is not available.
Martin had become Howard Cosell's surrogate son...
[N-COUNT]
Surrogate is also a noun.
Arms control should not be made into a surrogate for peace.sur|ro|gate moth|er (surrogate mothers)
[N-COUNT]
A surrogate mother is a woman who has agreed to give birth to a baby on behalf of another woman.